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Flight records through . Security counts through .

Which BUF to DTW flight is punctual? Delta 3639, 8:57 am.

91% on time across 85 flights in the last 3 months, never cancelled.

Find your flightBUF security
DepartsFlightOn time
8:57 amDL 363991%
6:29 amDL 289886%
12:04 pmDL 363683%
3:54 pmDL 364278%
7:57 pmDL 363771%
7:48 pmDL 523250%
6 of 6 regular flights, ranked by arrivals on time, June to August 2026.

When do the flights leave? 6 regular flights, 6:29 am to 7:57 pm.

DL 2898 was cancelled most often, 5% of the time.

Flight records,

  1. DL 2898 6:29 am, 5% cancelled 86%
  2. DL 3639 8:57 am, 0% cancelled 91%
  3. DL 3636 12:04 pm, 2% cancelled 83%
  4. DL 3642 3:54 pm, 1% cancelled 78%
  5. DL 5232 7:48 pm, 4% cancelled 50%
  6. DL 3637 7:57 pm, 0% cancelled 71%

What time should I fly? The 8 am departures.

92% landed on time; at 5 pm, 66%. Wednesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
6 am83%
8 am92%
9 am84%
10 am75%
12 pm81%
1 pm71%
3 pm85%
4 pm79%
5 pm66%
7 pm75%

When is BUF security busiest? 5 am, every morning.

Calmest around 12 pm. Buffalo security, hour by hour.

Security counts,

4a8a12p4p8p
Mon
Tue
Wed
Thu
Fri
Sat
Sun
MonTueWedThuFriSatSun
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p

Friday, 5 am

1,130

people screened, all terminals.